diff --git a/pkgs/applications/science/misc/cwltool/default.nix b/pkgs/applications/science/misc/cwltool/default.nix
index cd5e5409a483..745a14e512d8 100644
--- a/pkgs/applications/science/misc/cwltool/default.nix
+++ b/pkgs/applications/science/misc/cwltool/default.nix
@@ -7,14 +7,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "cwltool";
-  version = "3.1.20211107152837";
+  version = "3.1.20220119140128";
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "common-workflow-language";
     repo = pname;
     rev = version;
-    sha256 = "sha256-hIkRzFLG9MujSaQrhWFPXegLLKTV96lVYP79+xpPfUQ=";
+    sha256 = "1jmrm0qrqgka79avc1kq63fgh20gx6g07fc8p3iih4k85vhdyl3f";
   };
 
   postPatch = ''